These are some wonderful books that have helped codify our thinking on nonprofit strategy, leadership and fund development.

Appreciative Inquiry: A Positive Revolution in Change
David L. Cooperrider and Diana Whitney

Moving to Higher Ground: How Jazz Can Change Your Life
Wynton Marsalis

The Generosity Network: New Transformational Tools for Successful Fund-Raising
Jennifer McCrea and Jeffrey C. Walker

Essentialism, The Disciplined Pursuit of Less
Greg McKeown

How: Why How We Do Anything Means Everything
Dov Seidman

Hardwiring Excellence: Purpose, Worthwhile Work, Making a Difference
Quint Studer

The First 90 Days
Michael Watkins